AP1000.h 7.9 KB

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  1. /*
  2. * AMIRIX.h: AMIRIX specific config options
  3. *
  4. * Author : Frank Smith (smith at amirix dot com)
  5. *
  6. * Derived from : other configuration header files in this tree
  7. *
  8. * This software may be used and distributed according to the terms of
  9. * the GNU General Public License (GPL) version 2, incorporated herein by
  10. * reference. Drivers based on or derived from this code fall under the GPL
  11. * and must retain the authorship, copyright and this license notice. This
  12. * file is not a complete program and may only be used when the entire
  13. * program is licensed under the GPL.
  14. *
  15. */
  16. #ifndef __CONFIG_H
  17. #define __CONFIG_H
  18. /*
  19. * High Level Configuration Options
  20. * (easy to change)
  21. */
  22. #define CONFIG_405 1 /* This is a PPC405 CPU */
  23. #define CONFIG_4xx 1 /* ...member of PPC4xx family */
  24. #define CONFIG_AP1000 1 /* ...on an AP1000 board */
  25. #define CONFIG_PCI 1
  26. #define CONFIG_SYS_HUSH_PARSER 1 /* use "hush" command parser */
  27. #define CONFIG_SYS_PROMPT "0> "
  28. #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
  29. #define CONFIG_COMMAND_EDIT 1
  30. #define CONFIG_COMPLETE_ADDRESSES 1
  31. #define CONFIG_ENV_IS_IN_FLASH 1
  32. #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
  33. #ifdef CONFIG_ENV_IS_IN_NVRAM
  34. #undef CONFIG_ENV_IS_IN_FLASH
  35. #else
  36. #ifdef CONFIG_ENV_IS_IN_FLASH
  37. #undef CONFIG_ENV_IS_IN_NVRAM
  38. #endif
  39. #endif
  40. #define CONFIG_BAUDRATE 57600
  41. #define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */
  42. #define CONFIG_BOOTCOMMAND "" /* autoboot command */
  43. /* Size (bytes) of interrupt driven serial port buffer.
  44. * Set to 0 to use polling instead of interrupts.
  45. * Setting to 0 will also disable RTS/CTS handshaking.
  46. */
  47. #undef CONFIG_SERIAL_SOFTWARE_FIFO
  48. #define CONFIG_BOOTARGS "console=ttyS0,57600"
  49. #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
  50. #define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
  51. /*
  52. * BOOTP options
  53. */
  54. #define CONFIG_BOOTP_BOOTFILESIZE
  55. #define CONFIG_BOOTP_BOOTPATH
  56. #define CONFIG_BOOTP_GATEWAY
  57. #define CONFIG_BOOTP_HOSTNAME
  58. /*
  59. * Command line configuration.
  60. */
  61. #include <config_cmd_default.h>
  62. #define CONFIG_CMD_ASKENV
  63. #define CONFIG_CMD_DHCP
  64. #define CONFIG_CMD_ELF
  65. #define CONFIG_CMD_IRQ
  66. #define CONFIG_CMD_MVENV
  67. #define CONFIG_CMD_PCI
  68. #define CONFIG_CMD_PING
  69. #undef CONFIG_WATCHDOG /* watchdog disabled */
  70. #define CONFIG_SYS_CLK_FREQ 30000000
  71. #define CONFIG_SPD_EEPROM 1 /* use SPD EEPROM for setup */
  72. /*
  73. * Miscellaneous configurable options
  74. */
  75. #define CONFIG_SYS_LONGHELP /* undef to save memory */
  76. #if defined(CONFIG_CMD_KGDB)
  77. #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
  78. #else
  79. #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
  80. #endif
  81. /* usually: (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) */
  82. #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+4+16) /* Print Buffer Size */
  83. #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
  84. #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
  85. #define CONFIG_SYS_ALT_MEMTEST 1
  86. #define CONFIG_SYS_MEMTEST_START 0x00400000 /* memtest works on */
  87. #define CONFIG_SYS_MEMTEST_END 0x01000000 /* 4 ... 16 MB in DRAM */
  88. /*
  89. * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1.
  90. * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31.
  91. * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value.
  92. * The Linux BASE_BAUD define should match this configuration.
  93. * baseBaud = cpuClock/(uartDivisor*16)
  94. * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock,
  95. * set Linux BASE_BAUD to 403200.
  96. */
  97. #undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */
  98. #undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
  99. #define CONFIG_SYS_NS16550_CLK 40000000
  100. #define CONFIG_SYS_DUART_CHAN 0
  101. #define CONFIG_SYS_NS16550_COM1 (0x4C000000 + 0x1000)
  102. #define CONFIG_SYS_NS16550_COM2 (0x4C800000 + 0x1000)
  103. #define CONFIG_SYS_NS16550_REG_SIZE 4
  104. #define CONFIG_SYS_NS16550 1
  105. #define CONFIG_SYS_INIT_CHAN1 1
  106. #define CONFIG_SYS_INIT_CHAN2 0
  107. /* The following table includes the supported baudrates */
  108. #define CONFIG_SYS_BAUDRATE_TABLE \
  109. {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
  110. #define CONFIG_SYS_LOAD_ADDR 0x00200000 /* default load address */
  111. #define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */
  112. #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
  113. /*-----------------------------------------------------------------------
  114. * Start addresses for the final memory configuration
  115. * (Set up by the startup code)
  116. * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
  117. */
  118. #define CONFIG_SYS_SDRAM_BASE 0x00000000
  119. #define CONFIG_SYS_FLASH_BASE 0x20000000
  120. #define CONFIG_SYS_MONITOR_BASE TEXT_BASE
  121. #define CONFIG_SYS_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */
  122. #define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
  123. /*
  124. * For booting Linux, the board info and command line data
  125. * have to be in the first 8 MB of memory, since this is
  126. * the maximum mapped by the Linux kernel during initialization.
  127. */
  128. #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
  129. /*-----------------------------------------------------------------------
  130. * FLASH organization
  131. */
  132. #define CONFIG_SYS_FLASH_CFI 1
  133. #define CONFIG_SYS_PROGFLASH_BASE CONFIG_SYS_FLASH_BASE
  134. #define CONFIG_SYS_CONFFLASH_BASE 0x24000000
  135. #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
  136. #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
  137. #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
  138. #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
  139. #define CONFIG_SYS_FLASH_PROTECTION 1 /* use hardware protection */
  140. /* BEG ENVIRONNEMENT FLASH */
  141. #ifdef CONFIG_ENV_IS_IN_FLASH
  142. #define CONFIG_ENV_OFFSET 0x00040000 /* Offset of Environment Sector */
  143. #define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
  144. #define CONFIG_ENV_SECT_SIZE 0x20000 /* see README - env sector total size */
  145. #endif
  146. /* END ENVIRONNEMENT FLASH */
  147. /*-----------------------------------------------------------------------
  148. * NVRAM organization
  149. */
  150. #define CONFIG_SYS_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */
  151. #define CONFIG_SYS_NVRAM_SIZE 0x1ff8 /* NVRAM size */
  152. #ifdef CONFIG_ENV_IS_IN_NVRAM
  153. #define CONFIG_ENV_SIZE 0x1000 /* Size of Environment vars */
  154. #define CONFIG_ENV_ADDR \
  155. (CONFIG_SYS_NVRAM_BASE_ADDR+CONFIG_SYS_NVRAM_SIZE-CONFIG_ENV_SIZE) /* Env */
  156. #endif
  157. /*
  158. * Init Memory Controller:
  159. *
  160. * BR0/1 and OR0/1 (FLASH)
  161. */
  162. #define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE /* FLASH bank #0 */
  163. #define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */
  164. /* Configuration Port location */
  165. #define CONFIG_PORT_ADDR 0xF0000500
  166. /*-----------------------------------------------------------------------
  167. * Definitions for initial stack pointer and data area (in DPRAM)
  168. */
  169. #define CONFIG_SYS_INIT_RAM_ADDR 0x400000 /* inside of SDRAM */
  170. #define CONFIG_SYS_INIT_RAM_END 0x2000 /* End of used area in RAM */
  171. #define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
  172. #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
  173. #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
  174. /*-----------------------------------------------------------------------
  175. * Definitions for Serial Presence Detect EEPROM address
  176. * (to get SDRAM settings)
  177. */
  178. #define SPD_EEPROM_ADDRESS 0x50
  179. /*
  180. * Internal Definitions
  181. *
  182. * Boot Flags
  183. */
  184. #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
  185. #define BOOTFLAG_WARM 0x02 /* Software reboot */
  186. #if defined(CONFIG_CMD_KGDB)
  187. #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
  188. #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
  189. #endif
  190. /* JFFS2 stuff */
  191. #define CONFIG_SYS_JFFS2_FIRST_BANK 0
  192. #define CONFIG_SYS_JFFS2_NUM_BANKS 1
  193. #define CONFIG_SYS_JFFS2_FIRST_SECTOR 1
  194. #define CONFIG_NET_MULTI
  195. #define CONFIG_E1000
  196. #define CONFIG_SYS_ETH_DEV_FN 0x0800
  197. #define CONFIG_SYS_ETH_IOBASE 0x31000000
  198. #define CONFIG_SYS_ETH_MEMBASE 0x32000000
  199. #endif /* __CONFIG_H */